>1zctA (A:) observed residues (from ATOM records)
mtdqafvtlttndayakgalvlgsslkqhrtsrrlavlttpqvsdtmrkaleivfdevit
vdildsgdsahltlmkrpelgvtltklhcwsltqyskcvfmdadtlvlaniddlfereel
saapdpgwpdcfnsgvfvyqpsvetynqllhvaseqgsfdggdqgllntffnswattdir
khlpfiynlssisiysylpafkafganakvvhflgqtkpwnytydtktksvrseghdppq
flnvwwdifttsvvpllq